Headphone



FIG. 1 is a perspective view of front, right and top of headphoneshowing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown are included for the purpose of illustrating theunclaimed portions of headphone and form no part of the claimed design.

CLAIM The ornamental design for headphone, as shown and described.